Add new A2B color space test images

BUG=skia:

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4763

Change-Id: I8972a4b31b2e284602e6f168d1d3ee20dcf537f1
Reviewed-on: https://skia-review.googlesource.com/4763
Reviewed-by: Matt Sarett <msarett@google.com>
Commit-Queue: Matt Sarett <msarett@google.com>
tree: eef5796ded35a6290d28f46afb9d9433cd457e92
  1. recipe_modules/
  2. recipes.py
  3. recipes/